Home / 165,724,451.71-228,659,749.36-106,974,534.85

Finding the Fourth Proportional to 165,724,451.71, 228,659,749.36 and 106,974,534.85

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Solution

The fourth proportional to 165,724,451.71, 228,659,749.36 and 106,974,534.85 is: 147,599,042.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,724,451.71 : 228,659,749.36 = 106,974,534.85 : x
  2. Step 2: Convert to fraction form
    165,724,451.71/228,659,749.36 = 106,974,534.85/x
  3. Step 3: Cross multiply
    165,724,451.71x = 228,659,749.36 × 106,974,534.85
  4. Step 4: Simplify right side
    165,724,451.71x = 24,460,770,326,703,584
  5. Step 5: Solve for x
    x = 24,460,770,326,703,584/165,724,451.71
  6. Step 6: Final answer
    x = 147,599,042.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.